A hungry pelican is shown in a high-speed aerial pursuit of a rival's fish dinner. Having caught the fish, the osprey had to fend off competition from the much bigger bird. These stunning pictures were captured by Hanping Xiao in Sebastian Inlet State Park, Florida, USA in February 2023. (Photo by Hanping Xiao/Solent News & Photo Agency)

A guard follows participants down a hallway in “Squid Game: The Trials”, an in-person interactive competition experience based on the Netflix show “Squid Games”, on December 20, 2023 in Los Angeles, California. At “Squid Game: The Trials” in Los Angeles, fans of all ages can relive the most emotional moments of Netflix's South Korean hit show – but there is a lot less blood and no one wins any prize money. (Photo by Robyn Beck/AFP Photo)

In this photo provided by the Florida Keys News Bureau, Maddie Miller, of Tampa, Fla., raises her head during the World Famous Key Lime Pie Eating Championship Tuesday, July 4, 2023, in Key West, Fla. The gooey competition, whose entrants are forbidden to use their hands, has become a subtropical alternative to Nathan's Famous Fourth of July hot dog eating contest in New York City. (Photo by Rob O'Neal/Florida Keys News Bureau via AP Photo)

Participants compete to do nothing during the Space-out competition at World Expo 2025 on September 27, 2025 in Osaka, Japan. For 90 minutes, participants sat in silence, trying to remain in a dazed state without distraction. The winner was determined not by activity but by calmness maintaining the most stable heart rate amid the lively crowds of the Osaka Expo site. (Photo by Tomohiro Ohsumi/Getty Images)

A pug dog stands in the exhibition hall on the final day of the annual Crufts dog show at the National Exhibition Centre on March 13, 2011 in Birmingham, England. During this year's four-day competition nearly 22,000 dogs and their owners will vie for a variety of accolades, ultimately seeking the coveted 'Best In Show'.

The Royal Observatory just announced its Astronomy Photographer Of The Year 2013 winners. Australian photographer Mark Gee was chosen among a thousand amateur and professional photographers around the globe to win the top title. His work is part of an exhibition of the winning photographers, which opened on Sept. 19 at the Royal Observatory Greenwich. The Royal Observatory shared with us the winners and notable mentions of the competition. Their descriptions of the prizewinners can be found below the images.

In a photo taken on August 30, 2014 a man brushes his dog as he waits to take part in a competition at a dog show in Seoul. Some 2000 dogs took part in the three-day show organised by the Korea Kennel Federation which was celebrating its 58th anniversary. Dog ownership in South Korea is a growing industry widely reported to have passed 10 million in 2013, with private expenditure on pet supplies increasing some 14 percent per year since 2000, according to a report by the Nonghyup Economic Research Institute. (Photo by Ed Jones/AFP Photo)

Bosnian men urge their horses to pull logs up a hill during a competition in the Bosnian town of Sokolac 50 kms west of Sarajevo, Bosnia,on Monday, April, 13, 2015. The annual festival celebrates the centuries old tradition of pulling logs honoring the owners of the strongest horses. Owners of the horses gather from all over Bosnia and beyond, and compete in a show of horse strength. (Photo by Amel Emric/AP Photo)